*{
    box-sizing: border-box;
}
body{
    margin:0;
    padding:0;
    font-size: 12px;
    ul,li,p,section,legend,dt,dd{
        margin:0;
        padding:0;
        list-style: none;
    }
    h1,h2,h3,h4,h5{
        font-weight: normal;
        margin:0;
        padding:0;
        display: block;
    }
}
a{
    cursor: pointer;
    text-decoration: none;
}

input,button{
    margin:0;
    padding:0;
    background:none;
    border:none;
    outline:none;
}